It is one challenge that the California Republican Party's anointed U.S. Senate candidate, Elizabeth Emken, must face 22 opponents in her effort to finish second to Democrat Dianne Feinstein on June 5 and make the November runoff. Rich Pedroncelli Associated Press Elizabeth Emken, who hopes to challenge U.S. Sen. Dianne Feinstein in the fall, wants to ax the national health care overhaul but adds, "I do believe in replacing it with real reform."